anti-economics

Every mainstream science which touches on political or religious ideology attracts more than its fair share of deniers: the anti-vaccine crowd v mainstream medicine, GMO fearmongers v geneticists, creationists v biologists, global warming deniers v climatologists. Economics is no different, but economics cranks differ in that they typically make false claims about the content of economics itself, as opposed, or as a prelude, to false claims about the way the world works. That target sometimes making it hard for non-economists to differentiate crankery from solid criticism.
Here, then, are some symptoms of bad critiques of economics: